:root {
  --navy: #2d388a;
  --blue: #1a73c1;
  --sky: #00aeef;
  --ink: #141a33;
  --text: #3b4260;
  --muted: #6b7290;
  --line: #e3e7f2;
  --bg: #ffffff;
  --bg-alt: #f5f7fc;
  --grad: linear-gradient(110deg, var(--navy), var(--sky));
  --radius: 14px;
  --shadow: 0 1px 2px rgba(20, 26, 51, .06), 0 8px 24px rgba(20, 26, 51, .06);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  font: 400 17px/1.65 Inter, system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: Poppins, Inter, sans-serif; color: var(--ink); line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 4.6vw, 3.4rem); font-weight: 700; letter-spacing: -.02em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); font-weight: 600; letter-spacing: -.01em; }
h3 { font-size: 1.12rem; font-weight: 600; }
p { margin: 0 0 1em; }
a { color: var(--blue); }
abbr { text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }

.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 16px; z-index: 100; background: #fff; padding: 8px 12px; }

.eyebrow {
  font: 600 .78rem/1.5 Inter, sans-serif; text-transform: uppercase; letter-spacing: .14em;
  color: var(--blue); margin-bottom: 14px;
}
.small { font-size: .88rem; color: var(--muted); }
.note { font-size: .95rem; color: var(--muted); font-style: italic; }

/* Buttons */
.btn {
  display: inline-block; padding: 14px 26px; border-radius: 999px;
  background: var(--grad); color: #fff; font-weight: 600; text-decoration: none;
  box-shadow: 0 6px 18px rgba(26, 115, 193, .28); transition: transform .15s, box-shadow .15s;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 10px 24px rgba(26, 115, 193, .34); }
.btn-ghost { background: transparent; color: var(--navy); box-shadow: inset 0 0 0 2px var(--line); }
.btn-ghost:hover { box-shadow: inset 0 0 0 2px var(--blue); }
.btn-small { padding: 9px 18px; font-size: .92rem; }
.btn-block { display: block; text-align: center; margin-top: 8px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .92); backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand img { height: 56px; width: auto; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a:not(.btn) { color: var(--ink); text-decoration: none; font-weight: 500; font-size: .96rem; }
.nav a:not(.btn):hover { color: var(--blue); }
.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--ink); margin: 5px 0; border-radius: 2px; }

/* Hero */
.hero {
  position: relative; overflow: hidden; padding: clamp(64px, 10vw, 120px) 0 72px;
  background:
    radial-gradient(900px 420px at 92% -10%, rgba(0, 174, 239, .16), transparent 60%),
    radial-gradient(700px 400px at -10% 110%, rgba(45, 56, 138, .12), transparent 60%),
    var(--bg);
}
.hero-inner { max-width: 880px; margin-left: max(16px, calc((100% - 1120px) / 2)); }
.hero h1 span, .grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.2rem); max-width: 680px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 30px 0 52px; }
.pillars { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.pillars li { border-left: 3px solid; border-image: var(--grad) 1; padding: 4px 0 4px 16px; }
.pillars strong { display: block; color: var(--ink); font-family: Poppins, sans-serif; font-weight: 600; }
.pillars span { font-size: .92rem; color: var(--muted); }

/* Sections */
.section { padding: clamp(64px, 8vw, 104px) 0; }
.section.alt { background: var(--bg-alt); }
.section-head { max-width: 720px; margin-bottom: 44px; }
.split { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  display: block; text-decoration: none; color: inherit; background: #fff;
  border: 1px solid var(--line); border-radius: var(--radius); padding: 28px;
  transition: transform .18s, box-shadow .18s, border-color .18s;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: transparent; }
.card p { margin: 0; font-size: .96rem; }
.card-num { display: inline-block; font: 700 .85rem Poppins, sans-serif; color: var(--sky); margin-bottom: 14px; }

/* Panels */
.panel { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; }
.panel.plain { background: transparent; border: 0; padding: 0; }
.panel-accent { border-top: 4px solid var(--sky); }
.panel:not(.plain):first-child { border-top: 4px solid var(--navy); }
.deliverable { background: var(--bg-alt); border-radius: 10px; padding: 14px 16px; font-size: .95rem; margin: 18px 0 0; }

.checks, .steps { padding: 0; margin: 18px 0; list-style: none; }
.checks { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 20px; }
.checks li { position: relative; padding-left: 28px; }
.checks li::before {
  content: ""; position: absolute; left: 0; top: .32em; width: 18px; height: 18px; border-radius: 50%;
  background: var(--grad);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 0a12 12 0 1 0 0 24 12 12 0 0 0 0-24zm-1.7 17.3-5-5 1.4-1.4 3.6 3.6 7.6-7.6 1.4 1.4z'/%3E%3C/svg%3E") center/contain no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 0a12 12 0 1 0 0 24 12 12 0 0 0 0-24zm-1.7 17.3-5-5 1.4-1.4 3.6 3.6 7.6-7.6 1.4 1.4z'/%3E%3C/svg%3E") center/contain no-repeat;
}
.steps { counter-reset: s; }
.steps li { counter-increment: s; position: relative; padding: 8px 0 8px 40px; border-bottom: 1px dashed var(--line); }
.steps li:last-child { border-bottom: 0; }
.steps li::before {
  content: counter(s); position: absolute; left: 0; top: 7px; width: 26px; height: 26px; border-radius: 50%;
  background: var(--bg-alt); color: var(--navy); font: 600 .8rem/26px Poppins, sans-serif; text-align: center;
}

/* Tiles */
.tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.tile { background: var(--bg-alt); border-radius: var(--radius); padding: 24px; }
.tile h3 { margin-bottom: 6px; }
.tile p { margin: 0; font-size: .95rem; }

/* Dark */
.section.dark { background: #10163a; color: #c9cfe6; }
.section.dark h2 { color: #fff; }
.section.dark .eyebrow { color: var(--sky); }
.section.dark .small { color: #9aa3c7; }
.checks.light li { color: #fff; }
.stats { display: grid; gap: 20px; margin-top: 28px; }
.stats strong { display: block; font: 700 2.4rem/1.1 Poppins, sans-serif; background: var(--grad); background: linear-gradient(110deg, #6c7cff, var(--sky)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stats span { font-size: .95rem; }

/* Contact */
.contact { background: linear-gradient(180deg, var(--bg-alt), #fff); }
.contact-inner { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
.contact-card { background: #fff; border-radius: 20px; padding: 28px; box-shadow: var(--shadow); border: 1px solid var(--line); }
.contact-row {
  display: flex; align-items: center; gap: 16px; padding: 14px 4px; border-bottom: 1px solid var(--line);
  color: var(--ink); text-decoration: none; font-weight: 500; word-break: break-word;
}
a.contact-row:hover { color: var(--blue); }
.contact-row svg { flex: none; width: 40px; height: 40px; padding: 10px; border-radius: 12px; background: var(--bg-alt); fill: var(--blue); }
.contact-row small { display: block; font-size: .78rem; color: var(--muted); font-weight: 500; text-transform: uppercase; letter-spacing: .08em; }

/* Footer */
.site-footer { background: #0b1030; color: #9aa3c7; padding: 44px 0; font-size: .92rem; }
.footer-inner { display: grid; gap: 10px; justify-items: start; }
.footer-inner img { height: 48px; width: auto; margin-bottom: 8px; }
.site-footer p { margin: 0; }

/* Responsive */
@media (max-width: 920px) {
  .cards { grid-template-columns: 1fr 1fr; }
  .split, .duo, .contact-inner { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .nav {
    position: absolute; top: 72px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; border-bottom: 1px solid var(--line); padding: 8px 16px 16px; display: none;
  }
  .nav.open { display: flex; }
  .nav a:not(.btn) { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .nav .btn { margin-top: 12px; text-align: center; }
  .pillars, .cards, .tiles, .checks { grid-template-columns: 1fr; }
  .panel { padding: 24px; }
  .brand img { height: auto; width: min(280px, calc(100vw - 96px)); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

/* Social */
.section-head.center { margin-inline: auto; text-align: center; }
.social { border-top: 1px solid var(--line); }
.social-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; }
.social-tile {
  flex: 0 1 300px; display: flex; align-items: center; gap: 16px; padding: 18px 22px;
  border: 1px solid var(--line); border-radius: var(--radius); background: #fff;
  color: var(--ink); text-decoration: none; transition: transform .18s, box-shadow .18s, border-color .18s;
}
.social-tile:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: transparent; }
.social-tile svg { flex: none; width: 48px; height: 48px; padding: 12px; border-radius: 12px; background: var(--grad); fill: #fff; }
.social-tile strong { display: block; font-family: Poppins, sans-serif; font-weight: 600; }
.social-tile small { color: var(--muted); font-size: .88rem; }
.footer-social { display: flex; gap: 10px; margin: 4px 0 8px; }
.footer-social a { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,.08); transition: background .15s; }
.footer-social a:hover { background: var(--blue); }
.footer-social svg { width: 18px; height: 18px; fill: #fff; }
@media (max-width: 760px) { .social-tile { flex-basis: 100%; } }

/* About page */
.nav a[aria-current="page"] { color: var(--blue); }
.about-hero { padding-bottom: clamp(48px, 7vw, 88px); }
.mv { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.mv-card { position: relative; border-radius: 20px; padding: clamp(28px, 4vw, 44px); overflow: hidden; }
.mv-card blockquote { margin: 0; font: 600 clamp(1.25rem, 2.2vw, 1.6rem)/1.35 Poppins, sans-serif; color: var(--ink); }
.mission { background: var(--grad); }
.mission .eyebrow, .mission blockquote { color: #fff; }
.vision { background: var(--bg-alt); border: 1px solid var(--line); }
.approach { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 8px; }
.approach div { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.approach strong { display: block; font: 600 1.15rem Poppins, sans-serif; color: var(--navy); margin-bottom: 4px; }
.approach span { font-size: .95rem; }
.values { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.value { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; transition: transform .18s, box-shadow .18s; }
.value:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.value svg { width: 48px; height: 48px; padding: 11px; border-radius: 12px; background: var(--bg-alt); fill: none; stroke: var(--blue); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 16px; }
.value p { margin: 0; font-size: .95rem; }
.motto { text-align: center; }
.cycle { list-style: none; padding: 0; margin: 8px 0 20px; display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 8px 0; }
.cycle li { font: 700 clamp(1.8rem, 5vw, 3.2rem)/1.2 Poppins, sans-serif; color: #fff; }
.cycle li:not(:last-child)::after { content: "→"; margin: 0 .5em; font-weight: 400; color: var(--sky); }
.cycle li:last-child { background: linear-gradient(110deg, #6c7cff, var(--sky)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.motto-sub { margin: 0; color: #c9cfe6; }
.cta-inner { text-align: center; }
.cta .hero-actions { justify-content: center; margin: 24px 0 0; }
@media (max-width: 920px) {
  .values { grid-template-columns: 1fr 1fr; }
  .mv { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .values, .approach { grid-template-columns: 1fr; }
}

/* Rapids */
.rapids {
  background:
    radial-gradient(800px 360px at 100% 0%, rgba(0, 174, 239, .10), transparent 60%),
    linear-gradient(180deg, #fff, var(--bg-alt));
}
.rapid-list { list-style: none; padding: 0; margin: 0 0 20px; display: grid; gap: 12px; }
.rapid {
  display: grid; grid-template-columns: 120px 1fr 1fr; gap: 24px; align-items: center;
  background: #fff; border: 1px solid var(--line); border-left: 6px solid var(--c);
  border-radius: var(--radius); padding: 20px 24px;
}
.rapid-class { display: grid; justify-items: start; gap: 2px; }
.rapid-class span { font-size: .72rem; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); font-weight: 600; }
.rapid-class strong { font: 700 2.2rem/1 Poppins, sans-serif; color: var(--c); }
.meter {
  width: 84px; height: 8px; margin-top: 8px; border-radius: 4px;
  background:
    linear-gradient(90deg, var(--c) calc(var(--n) / 6 * 100%), transparent 0),
    repeating-linear-gradient(90deg, var(--line) 0 12px, transparent 12px 14px);
  -webkit-mask: repeating-linear-gradient(90deg, #000 0 12px, transparent 12px 14px);
          mask: repeating-linear-gradient(90deg, #000 0 12px, transparent 12px 14px);
}
.rapid-body h3 { margin-bottom: 4px; }
.rapid-body p { margin: 0; font-size: .95rem; }
.rapid-guide { background: var(--bg-alt); border-radius: 10px; padding: 12px 16px; font: 600 1rem/1.4 Poppins, sans-serif; color: var(--ink); }
.rapid-guide small { display: block; font: 600 .72rem Inter, sans-serif; text-transform: uppercase; letter-spacing: .12em; color: var(--c); margin-bottom: 2px; }
.rapid-guide span { display: block; font: 400 .88rem/1.5 Inter, sans-serif; color: var(--muted); margin-top: 4px; }
@media (max-width: 920px) {
  .rapid { grid-template-columns: 90px 1fr; }
  .rapid-guide { grid-column: 1 / -1; }
}
@media (max-width: 520px) {
  .rapid { grid-template-columns: 1fr; gap: 14px; padding: 18px; }
  .rapid-class { grid-template-columns: auto auto 1fr; align-items: center; gap: 10px; }
  .meter { margin-top: 0; }
}

/* Rapids: classes 3–6 (higher risk) in orange */
.rapid { position: relative; }
.rapid.hot {
  background: linear-gradient(90deg, #fff3ea, #fff 55%);
  border-color: #ffd8bd; border-left-color: var(--c);
}
.rapid.hot .rapid-guide { background: #fff; box-shadow: inset 0 0 0 1px #ffd8bd; }
.rapid.hot .rapid-body h3 { color: #8a2f05; }
.rapid.hot-start { margin-top: 34px; }
.rapid.hot-start::before {
  content: "Our specialty · Classes 3–6";
  position: absolute; left: 0; right: 0; top: -30px;
  display: flex; align-items: center; gap: 12px;
  font: 700 .74rem/1 Inter, sans-serif; letter-spacing: .14em; text-transform: uppercase; color: #d9480f;
}
.rapid.hot-start::after {
  content: ""; position: absolute; left: 248px; right: 0; top: -24px; height: 2px;
  background: linear-gradient(90deg, #f98a2b, rgba(249, 138, 43, 0));
}
.rapid.hot-max { box-shadow: 0 8px 28px rgba(217, 72, 15, .16); }
@media (max-width: 520px) { .rapid.hot-start::after { display: none; } }

/* Rapids: river graphic */
.river { margin: 0 0 40px; }
/* "Our specialty" bracket over classes 3–6 */
.river-specialty { display: grid; grid-template-columns: repeat(6, 1fr); margin: 8px 0 14px; }
.river-specialty span {
  grid-column: 3 / 7; text-align: center; padding-top: 8px;
  border-top: 3px solid #ee6410; position: relative;
  font: 700 .74rem/1 Inter, sans-serif; letter-spacing: .14em; text-transform: uppercase; color: #d9480f;
}
.river-specialty span::before, .river-specialty span::after {
  content: ""; position: absolute; top: -9px; width: 3px; height: 9px; background: #ee6410;
}
.river-specialty span::before { left: 0; }
.river-specialty span::after { right: 0; }
.specialty-callout {
  margin-top: 18px; padding: 14px 18px; border-radius: var(--radius);
  background: linear-gradient(90deg, #fff3ea, #fff 70%); border: 1px solid #ffd8bd;
  border-left: 5px solid #ee6410; color: var(--text);
}
.specialty-callout strong { color: #8a2f05; }
.river-svg { display: block; width: 100%; height: auto; overflow: visible; }
.river-svg text { font: 700 26px Poppins, sans-serif; }
.river-hit { cursor: pointer; }
.river-hit circle, .river-hit line { transition: transform .2s; transform-box: fill-box; transform-origin: center; }
.river-hit:hover circle, .river-hit:focus-visible circle { transform: scale(1.12); }
.river-labels { display: grid; grid-template-columns: repeat(6, 1fr); margin-top: 10px; }
.river-label { text-align: center; text-decoration: none; padding: 6px 4px; border-radius: 10px; }
.river-label:hover { background: #fff; }
.river-label strong { display: block; font: 600 .92rem/1.25 Poppins, sans-serif; color: var(--ink); }
.river-label span { display: inline-block; margin-top: 6px; padding: 3px 10px; border-radius: 99px; font: 600 .74rem Inter, sans-serif; color: #fff; background: var(--c); }
.river-axis {
  display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 18px;
  font: 600 .74rem Inter, sans-serif; text-transform: uppercase; letter-spacing: .12em; color: var(--muted);
}
.river-axis { flex-wrap: wrap; }
.river-axis::before { content: ""; order: -1; flex: 0 0 100%; height: 4px; border-radius: 2px; margin-bottom: 4px;
  background: linear-gradient(90deg, #00aeef, #1a8fd6 32%, #fb9a3c 34%, #d9480f); }
.river-axis span:nth-child(2) { color: var(--ink); }
.river-axis span:nth-child(2)::after { content: " →"; }
.rapid { scroll-margin-top: 100px; }
.rapid:target { outline: 3px solid var(--c); outline-offset: 3px; }
@media (max-width: 760px) {
  .river-labels { grid-template-columns: repeat(3, 1fr); row-gap: 10px; }
  .river-specialty { display: none; }
  .river-svg text { font-size: 34px; }
}
.rl-num { display: none; }
@media (max-width: 760px) {
  .rl-num {
    display: grid; place-items: center; width: 30px; height: 30px; margin: 0 auto 6px; border-radius: 50%;
    border: 3px solid var(--c); color: var(--c); font: 700 .95rem Poppins, sans-serif; background: #fff;
  }
  .river-svg a circle, .river-svg a text, .river-svg a line { display: none; }
  .river-axis span:first-child, .river-axis span:last-child { display: none; }
  .river-axis { justify-content: center; }
}